const Koa = require('koa');
const app = new Koa();
const views = require('koa-views');
const json = require('koa-json');
const onerror = require('koa-onerror');
const bodyparser = require('koa-bodyparser');
const logger = require('koa-logger');

const session = require('koa-generic-session');
const redisStore = require('koa-redis');


const index = require('./routes/index');
const users = require('./routes/users');

const user = require('./routes/user');
const blog = require('./routes/blog');

// error handler 1
onerror(app);
 
// middlewares
app.use(bodyparser({
  enableTypes:['json', 'form', 'text'] 
}));
app.use(json());
app.use(logger());
app.use(require('koa-static')(__dirname + '/public'));

app.use(views(__dirname + '/views', {
  extension: 'pug'
}));

// logger
app.use(async (ctx, next) => {
  const start = new Date();
  await next();
  const ms = new Date() - start;
  console.log(`${ctx.method} ${ctx.url} - ${ms}ms`);
});

// session 配置
app.keys = ['Lihan#_123'];
app.use(session({
	// 配置cookie
	cookie:{
		paht: '/',
		httpOnly: true,
		maxAge: 24*60*60*1000
	},
	// 配置redis
	store:redisStore({
		all: '127.0.0.1:6379',
		
	})
}));



// routes
app.use(index.routes(), index.allowedMethods());
app.use(users.routes(), users.allowedMethods());
app.use(user.routes(), user.allowedMethods());
app.use(blog.routes(), blog.allowedMethods());
// error-handling
app.on('error', (err, ctx) => {
  console.error('server error', err, ctx);
});

module.exports = app;
